)} with the corresponding LiC≡CC6H4R (R = H, n-pentyl, F). These MnII/MnII dinuclear compounds were further oxidized to the mixed-valent complexes and the dicationic complexes using [Cp2Fe][PF6]. All complexes have been characterized by NMR, IR, and Raman spectroscopy. X-ray diffraction studies were carried out on complexes 1c, 2a, 4, [4]+, and 6.
对称的 d5trans-双炔基配合物 Mn[(Me)2P(
CH2)nP(Me)2]2(C≡CC6H4R)2} (n = 2, R = -C≡C
TIPS (2a); n = 3 , R = -C≡C
TIPS (2b); n = 2, R = F (4); n = 3; -C≡C
TIPS) 是通过 [Mn(dmpe)2Br2] 与两当量相应的反应制备的
乙炔LiC≡CC6H4R(R = F,-C≡C
TIPS)。化合物 2a、2b 和 4 与 [Cp2Fe][PF6] 反应生成相应的 d4 配合物 Mn[(Me)2P( )nP(Me)2]2(C≡CC6H4R)2}[PF6](n = 2, R = -C≡C
TIPS, [2a]+; n = 3, R = -C≡C
TIPS, [2b]+;n = 2, R = F, [4]+; n = 3; -C ≡C
TIPS)。不对称取代的反式
碘炔基复合物 [